大白菜“干烧心”是一种生理缺钙病害,国外在1960年前后日本、美国、荷兰等有过关于甘兰、白菜“干烧心”的报导,近年来我国各大白菜产区都不同程度地受到此病危害。据1982年6月中国农科院蔬菜所在北京召开的大白菜“干烧心”病座谈会初步统计,一般发病率在30—50％,严重的达80—100％,并且有逐年发展的趋势。 Chinese cabbage “dry heartburn” is a disease of physiological calcium deficiency. In 1960, around Japan, the United States and the Netherlands, there were reports about the “heartburn” of Chinese cabbage and cabbage. In recent years, all cabbage production areas in China have varying degrees To be affected by the disease. According to the preliminary statistics of the symposium on “heartburn” of Chinese cabbage held by the Chinese Academy of Agricultural Sciences in June 1982, the general incidence rate is between 30% and 50%, and the rate is as high as 80% to 100%. There is also a trend of year-by-year development.